CN109277101A - A kind of method for preparing solid phase of copper simple substance/cuprous nano compound - Google Patents
A kind of method for preparing solid phase of copper simple substance/cuprous nano compound Download PDFInfo
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- CN109277101A CN109277101A CN201811414606.4A CN201811414606A CN109277101A CN 109277101 A CN109277101 A CN 109277101A CN 201811414606 A CN201811414606 A CN 201811414606A CN 109277101 A CN109277101 A CN 109277101A
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- Prior art keywords
- simple substance
- copper simple
- cuprous oxide
- solid phase
- cuprous
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/72—Copper
Abstract
The present invention provides a kind of copper simple substance/cuprous oxide compound method for preparing solid phase.In the inventive method, solid state reaction occurs at room temperature by stannous chloride and sodium oxalate, ammonium oxalate, ammonium carbonate, sodium citrate, sodium acetate, ammonium acetate, copper simple substance/cuprous oxide compound is made, copper simple substance/cuprous oxide compound is used as carbon monoxide oxidation catalyst, which show preferable catalytic effects.Raw material used in the method for the present invention is cheap and easy to get, and operation is simple, and time-consuming is few, is easy to be produced in enormous quantities, have broad application prospects.
Description
Technical field
The present invention relates to a kind of copper simple substance/cuprous nano compound method for preparing solid phase, belong to materials synthesis with
Field of catalyst preparation.
Background technique
Cuprous oxide is a kind of p-type semiconductor, and forbidden bandwidth is about 2.17eV, rich reserves, cheap and easy to get, nontoxic
Evil, these advantages make cuprous oxide be widely used in the fields such as sensor, solar battery, Industrial Catalysis, photolysis water hydrogen.It will
Cuprous oxide is compound with other materials, the composite material that availability further enhances.Patent CN106268857A is disclosed
A kind of metal/cuprous oxide composite photocatalyst material and preparation method thereof, obtained metal/cuprous oxide composite photocatalyst material light
Catalytic activity is high, good cycling stability.Patent CN105126917A discloses a kind of copper/cuprous oxide/cyclization polyacrylonitrile can
The preparation method of light-exposed catalyst, catalyst obtained present better photocatalysis performance cuprous compared to pure zirconia.Specially
Sharp CN105664966A provides a kind of preparation method and application of metal/cuprous oxide composite nano materials, obtained compound to receive
Rice material is than other monometallic composite electro catalytic materials and simple electrode or cuprous oxide in Electrochemical Detection hydrogen peroxide
Aspect shows better electrocatalysis characteristic.Cuprous oxide and copper progress is compound, and gained nano-complex has overactivity table
Face, good electric conductivity, photism and catalytic performance, and it is cheap and easy to get, in scientific research field by more and more extensive concern.
Currently, the preparation of the nano material containing cuprous oxide usually requires reducing agent (such as ascorbic acid, sodium borohydride)
The use with a large amount of solvents is participated in, and to be heat-treated, complex steps are time-consuming.Patent CN107601548A discloses one kind
The preparation method of small size cube cuprous oxide is restored with ascorbic acid and generates nano cuprous oxide.Patent
CN107473257A discloses the controllable cuprous nano crystalline substance and its preparation method and application of a kind of pattern, size, reducing agent
Solution is selected from hydrazine hydrate, sodium borohydride, sodium sulfite, glucose, fructose, maltose, diol compound, formaldehyde, ascorbic acid
With one of ortho phosphorous acid sodium solution or a variety of, by restoring to the system for regulating and controlling pH value, it is sub- to obtain the oxidation
Copper.Patent CN106041120A discloses a kind of preparation method of copper/cuprous nano material, and this method is with soluble copper salt
For copper source, hydrazine hydrate is reducing agent, and cetyl trimethylammonium bromide (CTAB) is surfactant, is prepared at room temperature
Copper/cuprous nano material is gone out.It can be seen that not only process is cumbersome, energy consumption is high for these preparation methods, but also meeting is used
The toxic reagent of significant damage is generated to environment.Therefore, develop it is a kind of green, efficient copper simple substance/cuprous nano it is compound
Object preparation method is current research emphasis.
Summary of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the present invention provides a kind of simple, efficient copper simple substance/cuprous oxide
The method for preparing solid phase of nano-complex.By using raw material cheap and easy to get, using easy operating method, through solid state chemistry
Reaction can prepare copper simple substance/cuprous nano compound, be used for catalytic CO oxidation reaction, show compared with
Good catalytic effect.
Technical scheme is as follows:
At room temperature, the stannous chloride that molar ratio is 1:0.5 ~ 10 is mixed with other reactants, carries out grinding or ball milling to promote
Occur into solid state reaction, product is washed, it is dry after obtain the nanometer of the copper simple substance with different proportion and cuprous oxide
Compound.
Other reactants used in the present invention are sodium oxalate, ammonium oxalate, sodium carbonate, ammonium carbonate, sodium citrate, acetic acid
Sodium, ammonium acetate it is one or more.By changing reactant type, the available copper simple substance and oxidation containing different proportion of ratio
Cuprous compound, copper simple substance/cuprous oxide compound pattern be it is spherical, having a size of 50-500nm.By obtained series
Copper simple substance/cuprous oxide compound is used for catalytic CO oxidation reaction, shows excellent catalytic performance.
Compared with prior art, the invention has the following advantages that based on solid state reaction, using cheap and easy to get
Raw material, by simply grinding or ball milling operation, without adding reducing agent and surfactant, can a step copper simple substance/oxygen is made
Change cuprous compound.The preparation method is simple, and yield is high, it is easy to accomplish produces in enormous quantities.These features make the present invention have pole
For wide application prospect.
Detailed description of the invention
Fig. 1 is the X ray diffracting spectrum that the 1st embodiment of the invention prepares product.
Fig. 2 is the electron scanning micrograph that the 1st embodiment of the invention prepares product.
Fig. 3 is that the 1st embodiment of the invention prepares product catalyst Oxidation of Carbon Monoxide performance map.
Specific embodiment
Below with reference to specific embodiment, the present invention is further elaborated.These embodiments are interpreted as being merely to illustrate
The present invention rather than limit the scope of the invention.After having read the content of the invention recorded, based on of the invention
Principle equally falls into claims of the present invention limited range to the various changes of the invention made or modification.
Embodiment 1
By 0.99 g stannous chloride (CuCl), 1.34 g sodium oxalate (Na2C2O4) mixing, it is solid that they occur for grinding
Mutually chemically react, later by sample in 60 degrees Celsius lower water-bath 10 hours, product water and ethanol washing are simultaneously dried at room temperature for
Copper simple substance/cuprous nano compound is obtained after 24 hours.
Embodiment 2
By 0.99 g stannous chloride (CuCl), 4.02 g sodium oxalate (Na2C2O4) mixing, it is solid that they occur for grinding
Mutually chemically react, later by sample in 60 degrees Celsius lower water-bath 10 hours, product water and ethanol washing are simultaneously dried at room temperature for
Cuprous oxide catalysis agent is obtained after 24 hours.
Embodiment 3
By 0.99 g stannous chloride (CuCl), 2.941 g sodium citrate (Na3C6H5O7·2H2O it) mixes, grinds about 0.5 hour
Make they occur solid state reactions, later by sample in 60 degrees Celsius lower water-bath 10 hours, product water and ethanol washing are simultaneously
Copper simple substance/cuprous nano compound is obtained after being dried at room temperature for 24 hours.
We are successfully prepared copper simple substance/cuprous nano compound as can be seen from Figure 1, as can be seen from Figure 2 should
Compound be the spherical morphology having a size of 50-500 nm, by the compound be used for catalyzing carbon monoxide oxidation present it is excellent
Carbon monoxide can be fully converted to carbon dioxide (Fig. 3) under 160 degrees Celsius by catalytic performance.The present invention provides one
The method for preparing solid phase of green, the simple, efficient copper simple substance/cuprous nano compound of kind.This method does not use solvent, behaviour
Make simplicity, mild condition is easy to industrial mass production.The present invention provides a kind of simple, efficient copper simple substance/oxidation is sub-
The method for preparing solid phase of copper nano-complex.This method does not use solvent, and easy to operate, mild condition is easy to industrial mass
Amount production.
Claims (4)
1. a kind of copper simple substance/cuprous oxide compound method for preparing solid phase comprising following steps: at room temperature, general mole
It is mixed than the stannous chloride for 1:0.5 ~ 10 with other reactants, it is anti-to promote it that solid state chemistry occurs to carry out grinding or ball milling
Answer, product is washed, it is dry after obtain copper simple substance/cuprous nano complex catalyst.
2. a kind of method for preparing solid phase of copper simple substance/cuprous oxide compound according to claim 1, it is characterised in that:
Used other reactants be sodium oxalate, ammonium oxalate, ammonium carbonate, sodium citrate, sodium acetate, ammonium acetate it is one or more.
3. a kind of method for preparing solid phase of copper simple substance/cuprous oxide compound according to claim 1, it is characterised in that:
By changing the compound of reactant type, the available copper simple substance and cuprous oxide containing different proportion of ratio, copper simple substance/oxygen
Change cuprous compound pattern be it is spherical, having a size of 50-500 nm.
4. a kind of method for preparing solid phase of copper simple substance/cuprous oxide compound according to claim 1, it is characterised in that:
Obtained series copper simple substance/cuprous oxide compound shows preferable catalytic performance to Oxidation of Carbon Monoxide reaction.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811414606.4A CN109277101A (en) | 2018-11-26 | 2018-11-26 | A kind of method for preparing solid phase of copper simple substance/cuprous nano compound |
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| CN201811414606.4A CN109277101A (en) | 2018-11-26 | 2018-11-26 | A kind of method for preparing solid phase of copper simple substance/cuprous nano compound |
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| CN109277101A true CN109277101A (en) | 2019-01-29 |
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| CN201811414606.4A Pending CN109277101A (en) | 2018-11-26 | 2018-11-26 | A kind of method for preparing solid phase of copper simple substance/cuprous nano compound |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113181913A (en) * | 2021-04-08 | 2021-07-30 | 湖北文理学院 | Copper-carbon composite catalyst and preparation method thereof |
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| CN103170636A (en) * | 2013-04-17 | 2013-06-26 | 新疆大学 | Method for preparing nano metal simple substance through solid-state chemical reaction |
| CN103316702A (en) * | 2012-03-22 | 2013-09-25 | 中国科学院过程工程研究所 | Cooper base catalyst and preparation method thereof |
| CN106268823A (en) * | 2015-06-11 | 2017-01-04 | 佛山市德品高新材料有限公司 | A kind of catalyst containing Cu (I) and the method with its catalysis furfural hydrogenation |
| CN107352573A (en) * | 2017-08-08 | 2017-11-17 | 新疆大学 | A kind of Room Temperature Solid State preparation method of cuprous oxide/cupric oxide nano compound |
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2018
- 2018-11-26 CN CN201811414606.4A patent/CN109277101A/en active Pending
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| CN103316702A (en) * | 2012-03-22 | 2013-09-25 | 中国科学院过程工程研究所 | Cooper base catalyst and preparation method thereof |
| CN103127936A (en) * | 2013-02-04 | 2013-06-05 | 中国科学院过程工程研究所 | Method preparing catalyzer through liquid phase ball-milling partial reduction method and ternary copper catalyzer |
| CN103170636A (en) * | 2013-04-17 | 2013-06-26 | 新疆大学 | Method for preparing nano metal simple substance through solid-state chemical reaction |
| CN106268823A (en) * | 2015-06-11 | 2017-01-04 | 佛山市德品高新材料有限公司 | A kind of catalyst containing Cu (I) and the method with its catalysis furfural hydrogenation |
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| CN113181913A (en) * | 2021-04-08 | 2021-07-30 | 湖北文理学院 | Copper-carbon composite catalyst and preparation method thereof |
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